Home / 19,657,665,108.40-29,486,497,662.60-7,244,903,959.60

Finding the Fourth Proportional to 19,657,665,108.40, 29,486,497,662.60 and 7,244,903,959.60

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Solution

The fourth proportional to 19,657,665,108.40, 29,486,497,662.60 and 7,244,903,959.60 is: 10,867,355,939.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,657,665,108.40 : 29,486,497,662.60 = 7,244,903,959.60 : x
  2. Step 2: Convert to fraction form
    19,657,665,108.40/29,486,497,662.60 = 7,244,903,959.60/x
  3. Step 3: Cross multiply
    19,657,665,108.40x = 29,486,497,662.60 × 7,244,903,959.60
  4. Step 4: Simplify right side
    19,657,665,108.40x = 213,626,843,670,506,897,408
  5. Step 5: Solve for x
    x = 213,626,843,670,506,897,408/19,657,665,108.40
  6. Step 6: Final answer
    x = 10,867,355,939.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.